commonlib: Add new "CSME ROM started execution" TS

commonlib: Add new "CSME ROM started execution" TS

BUG=b:182575295
TEST=Boot to OS, check cbmem -t

 990:CSME ROM started execution                        0
 944:CSE sent 'Boot Stall Done' to PMC                 80,408
 945:CSE started to handle ICC configuration           80,408 (0)
 946:CSE sent 'Host BIOS Prep Done' to PMC             82,408 (2,000)
 947:CSE received 'CPU Reset Done Ack sent' from PMC   242,408 (160,000)
   0:1st timestamp                                     331,797 (89,389)
  11:start of bootblock                                359,484 (27,686)
  12:end of bootblock                                  377,417 (17,932)

Signed-off-by: Bora Guvendik <bora.guvendik@intel.com>
Change-Id: I9e4ccd0b8c301e4eec1a09ee8919a577ade938ea
Reviewed-on: https://review.coreboot.org/c/coreboot/+/61168
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Subrata Banik <subratabanik@google.com>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>